<template>
  <div>
    <div class="editor">
      <editor-menu-bar :editor="editor" v-slot="{ commands, isActive }">
        <div class="menubar">

          <button
            class="menubar__button"
            :class="{ 'is-active': isActive.bold() }"
            @click="commands.bold"
          >
            <icon name="bold" />
          </button>

          <button
            class="menubar__button"
            :class="{ 'is-active': isActive.italic() }"
            @click="commands.italic"
          >
            <icon name="italic" />
          </button>

          <button
            class="menubar__button"
            :class="{ 'is-active': isActive.strike() }"
            @click="commands.strike"
          >
            <icon name="strike" />
          </button>

          <button
            class="menubar__button"
            :class="{ 'is-active': isActive.underline() }"
            @click="commands.underline"
          >
            <icon name="underline" />
          </button>

          <button
            class="menubar__button"
            :class="{ 'is-active': isActive.code() }"
            @click="commands.code"
          >
            <icon name="code" />
          </button>

          <button
            class="menubar__button"
            :class="{ 'is-active': isActive.paragraph() }"
            @click="commands.paragraph"
          >
            <icon name="paragraph" />
          </button>

          <button
            class="menubar__button"
            :class="{ 'is-active': isActive.heading({ level: 1 }) }"
            @click="commands.heading({ level: 1 })"
          >
            H1
          </button>

          <button
            class="menubar__button"
            :class="{ 'is-active': isActive.heading({ level: 2 }) }"
            @click="commands.heading({ level: 2 })"
          >
            H2
          </button>

          <button
            class="menubar__button"
            :class="{ 'is-active': isActive.heading({ level: 3 }) }"
            @click="commands.heading({ level: 3 })"
          >
            H3
          </button>

          <button
            class="menubar__button"
            :class="{ 'is-active': isActive.bullet_list() }"
            @click="commands.bullet_list"
          >
            <icon name="ul" />
          </button>

          <button
            class="menubar__button"
            :class="{ 'is-active': isActive.ordered_list() }"
            @click="commands.ordered_list"
          >
            <icon name="ol" />
          </button>

          <button
            class="menubar__button"
            :class="{ 'is-active': isActive.blockquote() }"
            @click="commands.blockquote"
          >
            <icon name="quote" />
          </button>

          <button
            class="menubar__button"
            :class="{ 'is-active': isActive.code_block() }"
            @click="commands.code_block"
          >
            <icon name="code" />
          </button>

          <button
            class="menubar__button"
            @click="commands.horizontal_rule"
          >
            <icon name="hr" />
          </button>

          <button
            class="menubar__button"
            @click="commands.undo"
          >
            <icon name="undo" />
          </button>

          <button
            class="menubar__button"
            @click="commands.redo"
          >
            <icon name="redo" />
          </button>

        </div>
      </editor-menu-bar>

      <editor-content class="editor__content" :editor="editor" />

    </div>

    <div class="actions">
      <button class="button" @click="clearContent">
        Clear Content
      </button>
      <button class="button" @click="setContent">
        Set Content
      </button>
    </div>

    <div class="export">
      <h3>JSON</h3>
      <pre><code v-html="json"></code></pre>

      <h3>HTML</h3>
      <pre><code>{{ html }}</code></pre>
    </div>
  </div>
</template>

<script>
import Icon from 'Components/Icon'
import { Editor, EditorContent, EditorMenuBar } from 'tiptap'
import {
  Blockquote,
  CodeBlock,
  HardBreak,
  Heading,
  HorizontalRule,
  OrderedList,
  BulletList,
  ListItem,
  TodoItem,
  TodoList,
  Bold,
  Code,
  Italic,
  Link,
  Strike,
  Underline,
  History,
} from 'tiptap-extensions'

export default {
  components: {
    EditorContent,
    EditorMenuBar,
    Icon,
  },
  data() {
    return {
      editor: new Editor({
        extensions: [
          new Blockquote(),
          new BulletList(),
          new CodeBlock(),
          new HardBreak(),
          new Heading({ levels: [1, 2, 3] }),
          new HorizontalRule(),
          new ListItem(),
          new OrderedList(),
          new TodoItem(),
          new TodoList(),
          new Link(),
          new Bold(),
          new Code(),
          new Italic(),
          new Strike(),
          new Underline(),
          new History(),
        ],
        content: `
          <h2>
            Export HTML or JSON
          </h2>
          <p>
            You are able to export your data as <code>HTML</code> or <code>JSON</code>. To pass <code>HTML</code> to the editor use the <code>content</code> slot. To pass <code>JSON</code> to the editor use the <code>doc</code> prop.
          </p>
        `,
        onUpdate: ({ getJSON, getHTML }) => {
          this.json = getJSON()
          this.html = getHTML()
        },
      }),
      json: 'Update content to see changes',
      html: 'Update content to see changes',
    }
  },
  methods: {
    clearContent() {
      this.editor.clearContent(true)
      this.editor.focus()
    },
    setContent() {
      // you can pass a json document
      this.editor.setContent({
        type: 'doc',
        content: [{
          type: 'paragraph',
          content: [
            {
              type: 'text',
              text: 'This is some inserted text. 👋',
            },
          ],
        }],
      }, true)

      // HTML string is also supported
      // this.editor.setContent('<p>This is some inserted text. 👋</p>')

      this.editor.focus()
    },
  },
}
</script>

<style lang="scss" scoped>
@import "~variables";

.actions {
  max-width: 30rem;
  margin: 0 auto 2rem auto;
}

.export {

  max-width: 30rem;
  margin: 0 auto 2rem auto;

  pre {
    padding: 1rem;
    border-radius: 5px;
    font-size: 0.8rem;
    font-weight: bold;
    background: rgba($color-black, 0.05);
    color: rgba($color-black, 0.8);
  }

  code {
    display: block;
    white-space: pre-wrap;
  }
}
</style>
